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User are complaining that web application hosted on a Nutanix cluster are running slow. After reviewing the performance metric, it is determined that the CPU Ready time is high in the cluster.
What entity is impacted by CPU ready time?
Suggested Answer: A
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The oplog is a critical component of the Nutanix distributed storage fabric and can be impacted by high CPU Ready time. When the CPU Ready time is high, there can be delays in writing data to the oplog, resulting in slower overall cluster performance. Additionally, high CPU Ready time can also lead to increased write amplification, further reducing I/O performance.
40 comments · newest first
MI
Mitzie
10 months ago
vDisk performance can also suffer, but CPU ready is all about the VM.
ST
Stephane
11 months ago
I thought NIC would be impacted more in these cases.
JA
Janey
11 months ago
Wait, are we sure it's just the VM? Could be other factors too.
CA
Camellia
11 months ago
Totally agree, high CPU ready means VMs are waiting for CPU resources.
MA
Maybelle
11 months ago
It's definitely the VM that's affected by CPU ready time.
ST
Stephaine
11 months ago
From what I practiced, high CPU Ready time definitely indicates issues with VMs, so I’d go with option D.
RE
Ressie
12 months ago
I’m a bit confused; could CPU Ready time also relate to the NIC or vDisk somehow? I feel like I need to double-check that.
NA
Nada
12 months ago
I think CPU Ready time specifically impacts VMs, especially in a clustered environment like Nutanix. It reminds me of a practice question we did on resource contention.
ON
Onita
1 year ago
I remember reading that CPU Ready time affects virtual machines, but I'm not completely sure if it's the only factor involved.
MY
My
1 year ago
This seems straightforward to me. High CPU ready time means the VMs are waiting to access the CPU, so the entity that is impacted is the VM itself. I'm confident D is the right answer here.
LO
Loreen
1 year ago
I'm a bit confused on this one. Is the CPU ready time specifically impacting the VM, or could it be affecting something else in the Nutanix cluster like the storage or network? I want to make sure I understand this properly before answering.
LO
Long
1 year ago
Okay, I think I've got this. The question is asking what entity is impacted by the high CPU ready time, and since the VMs are running slow, the logical answer is that the VM is the entity impacted. I'm going with D.
CA
Casey
1 year ago
This one seems straightforward. CPU ready time is a measure of how long a virtual machine has to wait to access the CPU, so the entity impacted is the VM.
LE
Leatha
1 year ago
Hmm, I'm not totally sure about this one. Is it possible the CPU ready time could also impact the virtual disk or network performance? I'll have to think this through carefully.
DE
Denny
1 year ago
Hmm, I'm a bit unsure about the difference between the answer choices. I'll need to think through each one carefully to make sure I select the right option.
GI
Giuseppe
2 years ago
This is a classic case of the VMs being the MVPs (Most Valuable Procastinators) in the cluster. High CPU ready time means they're just sitting around waiting for their turn to shine.
AR
Arletta
2 years ago
D) VM
LE
Levi
2 years ago
C) vDisk
JA
Janessa
2 years ago
B) NIC
JE
Jesusa
2 years ago
A) Oplog
MA
Marla
2 years ago
CPU ready time, eh? Sounds like the VMs are doing their best impression of a traffic jam on the expressway. The VMs are definitely the ones feeling the slowdown.
VA
Val
2 years ago
D) VM
JO
Jolene
2 years ago
C) vDisk
SV
Svetlana
2 years ago
B) NIC
WI
Willis
2 years ago
A) Oplog
AR
Arletta
2 years ago
Hmm, high CPU ready time, huh? Looks like the VMs are waiting in line for their turn on the CPU. I'd say that's the entity that's getting the short end of the stick.
GI
Gilbert
2 years ago
D) VM
DE
Delisa
2 years ago
C) vDisk
JE
Jerilyn
2 years ago
B) NIC
RU
Ruth
2 years ago
A) Oplog
EM
Emelda
2 years ago
I don't think so, the VM is more likely to be impacted.
JA
Janae
2 years ago
But could it also be the vDisk that is impacted?
AN
Andra
2 years ago
CPU ready time? Sounds like the VMs are doing some heavy lifting, but they're stuck in the waiting room. I'd bet my last dollar it's the VMs that are feeling the pinch.
SC
Scarlet
2 years ago
CPU ready time? Sounds like the VMs are doing some heavy lifting, but they're stuck in the waiting room. I'd bet my last dollar it's the VMs that are feeling the pinch.
MA
Marguerita
2 years ago
D) VM
GE
Gerald
2 years ago
C) vDisk
FR
Franklyn
2 years ago
B) NIC
PR
Precious
2 years ago
A) Oplog
EL
Elin
2 years ago
I agree with Emelda, VM performance can be affected by high CPU ready time.
EM
Emelda
2 years ago
I think the VM is impacted by CPU ready time.